I must portage you must portage she must portage we must portage you must portage they must portage
Forma con V-ing
I must be portaging you must be portaging she must be portaging we must be portaging you must be portaging they must be portaging
Perfecto
I must have portaged you must have portaged she must have portaged we must have portaged you must have portaged they must have portaged
Perfecto con V-ing
I must have been portaging you must have been portaging she must have been portaging we must have been portaging you must have been portaging they must have been portaging
Negación
Forma simple
I mustn't portage you mustn't portage she mustn't portage we mustn't portage you mustn't portage they mustn't portage
Forma con V-ing
I mustn't be portaging you mustn't be portaging she mustn't be portaging we mustn't be portaging you mustn't be portaging they mustn't be portaging
Perfecto
I mustn't have portaged you mustn't have portaged she mustn't have portaged we mustn't have portaged you mustn't have portaged they mustn't have portaged
Perfecto con V-ing
I mustn't have been portaging you mustn't have been portaging she mustn't have been portaging we mustn't have been portaging you mustn't have been portaging they mustn't have been portaging
Forma interrogativa
Forma simple
must I portage? must you portage? must she portage? must we portage? must you portage? must they portage?
Forma con V-ing
must I be portaging? must you be portaging? must she be portaging? must we be portaging? must you be portaging? must they be portaging?
Perfecto
must I have portaged? must you have portaged? must she have portaged? must we have portaged? must you have portaged? must they have portaged?
Perfecto con V-ing
must I have been portaging? must you have been portaging? must she have been portaging? must we have been portaging? must you have been portaging? must they have been portaging?
Forma interro-negativa
Forma simple
mustn't I portage? mustn't you portage? mustn't she portage? mustn't we portage? mustn't you portage? mustn't they portage?
Forma con V-ing
mustn't I be portaging? mustn't you be portaging? mustn't she be portaging? mustn't we be portaging? mustn't you be portaging? mustn't they be portaging?
Perfecto
mustn't I have portaged? mustn't you have portaged? mustn't she have portaged? mustn't we have portaged? mustn't you have portaged? mustn't they have portaged?
Perfecto con V-ing
mustn't I have been portaging? mustn't you have been portaging? mustn't she have been portaging? mustn't we have been portaging? mustn't you have been portaging? mustn't they have been portaging?